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4 years ago

Find the value of x.

Mathematics

1 answer:

Reptile [31]4 years ago

8 0

Answer:

3°

Step-by-step explanation:

20x + 5 = 9x - 2 + 40

Exterior angle is equal to the sum of interior angles

20x + 5 = 9x + 38

11x = 33

x = 3

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